Nissan Pathfinder (2012 year). Manual — part 149
PASSENGER SELECT UNLOCK RELAY
DLK-87
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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3.
CHECK PASSENGER SELECT UNLOCK RELAY OUTPUT
1. Disconnect inoperative rear door or glass hatch lock actuator.
2. Check continuity between passenger select unlock relay con-
nector (A) M11 terminal 4 and rear door lock actuator LH con-
nector (B) D205 terminal 2 or rear door lock actuator RH
connector (B) D305 terminal 2 or glass hatch lock actuator con-
nector (C) D508 terminal 4.
3. Check continuity between passenger select unlock relay con-
nector (A) M11 terminal 4 and ground.
Is the inspection result normal?
YES
>> Replace passenger select unlock relay.
NO
>> Repair or replace harness between relay and actuator.
4.
CHECK REAR DOOR LOCK ACTUATOR ASSEMBLY
1. Reconnect BCM.
2. Check voltage between rear door lock actuator connector LH (A)
D205 terminals 1 and 2 or rear door lock actuator connector RH
(A) D305 terminals 1 and 2 or glass hatch lock actuator (B)
D508 terminals 2 and 4.
3. Check voltage between rear door lock actuator connector LH (A)
D205 terminals 1 and 2 or rear door lock actuator connector RH
(A) D305 terminals 1 and 2 or glass hatch lock actuator (B)
D508 terminals 2 and 4.
Is the inspection result normal?
YES
>> Replace rear or glass hatch lock actuator.
NO
>> Repair or replace harness between actuator and splice.
4 - 2
: Continuity should exist.
4 - 4
: Continuity should exist.
4 - Ground
: Continuity should not exist.
ALKIA1195ZZ
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
A: D205 (LH)
A: D305 (RH)
2
1
Main power window and
door lock/unlock switch is
turned to LOCK
0
→
Battery voltage
for 300 msec.
B: D508
4
2
ALKIA1196ZZ
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
A: D205 (LH)
A: D305 (RH)
1
2
Main power window and
door lock/unlock switch is
turned to UNLOCK
0
→
Battery voltage
for 300 msec.
B: D508
2
4
ALKIA1197ZZ
August 2012
2012 Pathfinder
2012 Pathfinder
DLK-88
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY WARNING BUZZER
INTELLIGENT KEY WARNING BUZZER
Description
INFOID:0000000007355464
Answers back and warns for an inappropriate operation.
Component Function Check
INFOID:0000000007355465
1.
CHECK FUNCTION
With CONSULT
Check Intelligent Key warning buzzer "OUTSIDE BUZZER" in Active Test mode.
Is the inspection result normal?
YES
>> Intelligent Key warning buzzer (engine room) is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000007355466
Regarding Wiring Diagram information, refer to
.
1.
CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer (engine room) connector.
3. Check voltage between Intelligent Key warning buzzer (engine room) harness connector E60 terminal 1
and ground.
Is the inspection normal?
YES
>> GO TO 2
NO
>> Repair or replace Intelligent Key warning buzzer (engine
room) power supply circuit.
2.
CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit harness connector
(A) M164 terminal 4 and Intelligent Key warning buzzer (engine
room) harness connector E60 terminal 3.
3. Check continuity between Intelligent Key warning buzzer
(engine room) harness connector E60 terminal 3 and ground.
Is the inspection normal?
YES
>> GO TO 3
NO
>> Repair or replace harness between Intelligent Key warning buzzer (engine room) and Intelligent
Key unit.
3.
CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) OPERATION
DLK-89, "Component Inspection"
.
1 - Ground
: Battery voltage
WIIA1195E
4 - 3
: Continuity should exist.
3 - Ground
: Continuity should not exist.
WIIA1196E
August 2012
2012 Pathfinder
2012 Pathfinder
INTELLIGENT KEY WARNING BUZZER
DLK-89
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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>> Inspection end.
Component Inspection
INFOID:0000000007355467
1.
CHECK INTELLIGENT KEY WARNING BUZZER
Connect battery power supply to Intelligent Key warning buzzer ter-
minals 1 and 3, and check the operation.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace Intelligent Key warning buzzer.
1 (BAT+) - 3 (BAT-)
: the buzzer sounds
WIIA1197E
August 2012
2012 Pathfinder
2012 Pathfinder
DLK-90
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY WARNING CHIME (COMBINATION METER)
INTELLIGENT KEY WARNING CHIME (COMBINATION METER)
Description
INFOID:0000000007355468
Answers back and warns for an inappropriate operation.
Diagnosis Procedure
INFOID:0000000007355469
1.
CHECK INTELLIGENT KEY WARNING CHIME (COMBINATION METER) OPERATION
With CONSULT
Check Intelligent Key warning buzzer "INSIDE BUZZER" in Active Test mode.
Is the inspection result normal?
YES
>> Intelligent Key warning chime (combination meter) is OK.
NO
>> Refer to
.
August 2012
2012 Pathfinder
2012 Pathfinder
WARNING LAMP
DLK-91
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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WARNING LAMP
KEY (GREEN)
KEY (GREEN) : Description
INFOID:0000000007355470
Illuminates when the ignition knob is pushed with the presence of the Intelligent Key indicating normal opera-
tion.
KEY (GREEN) : "KEY" Warning Lamp (GREEN) Check
INFOID:0000000007355471
1.
CHECK WARNING LAMP OPERATION
With CONSULT
• Check “INDICATOR” in “ACTIVE TEST” mode with CONSULT.
• Select “BLUE ON”.
“KEY” warning lamp (green) should illuminate.
Without CONSULT
1. Turn ignition switch OFF.
2. Ensure Intelligent Key is in your possession inside the vehicle.
3. While monitoring the combination meter warning lamps, push the ignition knob switch.
4. The "KEY" warning lamp (green) should illuminate indicating that the Intelligent Key is nearby.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check combination meter. Refer to
.
KEY (RED)
KEY (RED) : Description
INFOID:0000000007355472
Illuminates when the ignition knob is pushed without the presence of the Intelligent Key indicating inappropri-
ate operation.
KEY (RED) : "KEY" Warning Lamp (RED) Check
INFOID:0000000007355473
1.
CHECK WARNING LAMP OPERATION
With CONSULT
• Check “INDICATOR” in “ACTIVE TEST” mode with CONSULT.
• Select “RED ON”.
“KEY” warning lamp (red) should illuminate.
Without CONSULT
1. Turn ignition switch OFF.
2. Ensure Intelligent Key is outside and away from the vehicle.
3. While monitoring the combination meter warning lamps, push the ignition knob switch.
4. The "KEY" warning lamp (red) should illuminate indicating that the Intelligent Key is not nearby.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check combination meter. Refer to
.
WARNING LAMP
WARNING LAMP : Description P-SHIFT
INFOID:0000000007355474
Illuminates when the ignition knob is turned from ON to OFF with the shift lever out-of-park indicating inappro-
priate operation.
August 2012
2012 Pathfinder
2012 Pathfinder
DLK-92
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
WARNING LAMP
WARNING LAMP : "P-SHIFT" Warning Lamp Check
INFOID:0000000007355475
1.
CHECK WARNING LAMP OPERATION
With CONSULT
• Check “INDICATOR” in “ACTIVE TEST” mode with CONSULT.
• Select “KNOB ON”.
“P-SHIFT” warning lamp should illuminate.
Without CONSULT
1. Turn ignition switch OFF.
2. While monitoring the combination meter warning lamps, turn ignition switch ON. "P-SHIFT" warning lamp
should illuminate for 1 second to perform a bulb check.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check combination meter. Refer to
.
August 2012
2012 Pathfinder
2012 Pathfinder
OUTSIDE KEY ANTENNA
DLK-93
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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OUTSIDE KEY ANTENNA
Description
INFOID:0000000007355476
Detects whether the Intelligent Key is in the operating range of the outside antennas.
Front outside antennas are integrated in front outside door handles (driver side, passenger side) to allow lock-
ing and unlocking of door locks when the Intelligent Key is present.
Rear bumper antenna is mounted on the rear bumper and is used to allow locking and unlocking of door locks
when the Intelligent Key is present.
Component Function Check
INFOID:0000000007355477
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
1.
CHECK DOOR REQUEST SWITCH
Check that door request switches operate normally.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Inspect door request switches. Refer to
DLK-72, "FRONT DOOR REQUEST SWITCH :
.
2.
CHECK FRONT ANTENNAS FUNCTION
Be sure that Intelligent Key is in each outside key antenna detection range.
Does door lock/unlock when each request switch is pressed?
YES
>> Outside key antenna is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000007355478
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
Regarding Wiring Diagram information, refer to
.
1.
CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between Intelligent Key unit connector M164 terminals 17, 19, 37 and ground with an oscil-
loscope.
August 2012
2012 Pathfinder
2012 Pathfinder
DLK-94
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
OUTSIDE KEY ANTENNA
Is the inspection result normal?
YES
>> Outside key antenna is OK.
NO
>> GO TO 2
2.
CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit connector and outside key antenna connector.
2. Check continuity between each outside key antenna harness connector (B) D15 (driver side) or D115
(passenger side), rear bumper antenna connector (C) C127 terminals 1, 2 and Intelligent Key unit harness
connector (A) M164 terminals 17, 18, 19, 20, 37, and 38.
3. Check continuity between each outside key antenna harness
connector terminals 1, 2 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness between outside key antenna and Intelligent Key unit.
3.
CHECK OUTSIDE KEY ANTENNA POWER SUPPLY
1. Replace outside key antenna. (New antenna or other antenna)
2. Connect Intelligent Key unit connector and outside key antenna connector.
Connector
Item
Terminals
Condition
Signal
(Reference value)
(+)
(-)
M164
Rear
bumper
antenna
17
Ground
Request
switch is
pushed
Front out-
side an-
tenna LH
19
Front out-
side an-
tenna RH
37
WIIA1198E
SIIA1910J
Item
Connector
Terminal
Connector
Terminal
Continuity
Rear bumper
antenna
C: C127
1
A: M164
17
Yes
2
18
Front outside
antenna LH
B: D15
2
19
1
20
Front outside
antenna RH
B: D115
2
37
1
38
Item
Connector
Terminal
Continuity
Rear bumper antenna
C: C127
1
Ground
No
2
Front outside antenna
LH
B: D15
1
2
Front outside antenna
RH
B: D115
1
2
ALKIA1198ZZ
August 2012
2012 Pathfinder
2012 Pathfinder
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